291229016

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{947}}^1\times {\mathrm{2957}}^1$

素因数の和:3923

約数の個数: 32

約数和(自身を含む): 588878640

約数和(自身を除く): 297649624

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 947, 1894, 2957, 3788, 5914, 7576, 11828, 12311, 23656, 24622, 38441, 49244, 76882, 98488, 153764, 307528, 2800279, 5600558, 11201116, 22402232, 36403627, 72807254, 145614508, 291229016]

約数ペア:

[(1, 291229016), (2, 145614508), (4, 72807254), (8, 36403627), (13, 22402232), (26, 11201116), (52, 5600558), (104, 2800279), (947, 307528), (1894, 153764), (2957, 98488), (3788, 76882), (5914, 49244), (7576, 38441), (11828, 24622), (12311, 23656)]